Irwin 41h24-7 13/16" Impact Bi (585-48213)

Single spur, cutter, and side lip bore through creosoted poles without clogging, binding, or stopping to clear chipsExtra-long twist is ideal for boring large poles, construction timbers, and for multiple timber applicationsHex shank design for use in impact wrench drillsFull-length heat treated bit guards against bending in heavy-duty applications and strengthens the bit where the greatest strain occursBit can be resharpenedMedium-fast screw point ideal for general wood boring applications